Παραπομπή APA

Barros-Neto, J., & Barros-Neto, J. A. (1980). Hypoelliptic boundary-value problems. M. Dekker.

Παραπομπή Chicago Style

Barros-Neto, Jose, και Jos�; Artino Barros-Neto. Hypoelliptic Boundary-value Problems. New York: M. Dekker, 1980.

Παραπομπή MLA

Barros-Neto, Jose, και Jos�; Artino Barros-Neto. Hypoelliptic Boundary-value Problems. M. Dekker, 1980.